mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-08-24 00:33:48 +02:00
[218557] Replaced IBreakpointsManager interface with a generic BreakpointsMediator and IBreakpointAttributeTranslator.
This commit is contained in:
Pawel Piech
parent
c7f6460147
commit
7920546af5
3 changed files with 874 additions and 43 deletions
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@ -0,0 +1,838 @@
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/*******************************************************************************
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* Copyright (c) 2007 Wind River and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* Wind River - Initial API and implementation
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* Ericsson - Low-level breakpoints integration
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*******************************************************************************/
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package org.eclipse.dd.dsf.debug.service;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Hashtable;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.RejectedExecutionException;
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import org.eclipse.core.resources.IMarkerDelta;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.dd.dsf.concurrent.CountingRequestMonitor;
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import org.eclipse.dd.dsf.concurrent.DataRequestMonitor;
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import org.eclipse.dd.dsf.concurrent.DsfRunnable;
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import org.eclipse.dd.dsf.concurrent.RequestMonitor;
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import org.eclipse.dd.dsf.concurrent.ThreadSafe;
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import org.eclipse.dd.dsf.datamodel.DMContexts;
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import org.eclipse.dd.dsf.debug.DsfDebugPlugin;
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import org.eclipse.dd.dsf.debug.service.IBreakpoints.IBreakpointDMContext;
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import org.eclipse.dd.dsf.debug.service.IBreakpoints.IBreakpointsTargetDMContext;
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import org.eclipse.dd.dsf.service.AbstractDsfService;
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import org.eclipse.dd.dsf.service.DsfSession;
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import org.eclipse.debug.core.DebugPlugin;
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import org.eclipse.debug.core.IBreakpointListener;
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import org.eclipse.debug.core.IBreakpointManager;
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import org.eclipse.debug.core.IBreakpointManagerListener;
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import org.eclipse.debug.core.model.IBreakpoint;
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import org.osgi.framework.BundleContext;
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/**
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*
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*/
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public class BreakpointsMediator extends AbstractDsfService implements IBreakpointManagerListener, IBreakpointListener
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{
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/**
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* The attribute translator that this service will use to map the platform
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* breakpiont attributes to the corresponding target attributes, and vice
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* versa.
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*/
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private IBreakpointAttributeTranslator fAttributeTranslator;
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/**
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* DSF Debug service for creating breakpoints.
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*/
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IBreakpoints fBreakpoints;
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/**
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* Platform breakpoint manager
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*/
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IBreakpointManager fBreakpointManager;
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///////////////////////////////////////////////////////////////////////////
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// Breakpoints tracking
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///////////////////////////////////////////////////////////////////////////
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/**
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* Holds the set of platform breakpoints with their corresponding back-end
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* breakpoint attributes, per context (i.e. each platform breakpoint is
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* replicated for each execution context).
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* - Context entry added/removed on start/stopTrackingBreakpoints()
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* - Augmented on breakpointAdded()
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* - Modified on breakpointChanged()
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* - Diminished on breakpointRemoved()
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*/
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private Map<IBreakpointsTargetDMContext, Map<IBreakpoint, List<Map<String, Object>>>> fPlatformBPs =
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new HashMap<IBreakpointsTargetDMContext, Map<IBreakpoint, List<Map<String, Object>>>>();
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/**
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* Holds the mapping from platform breakpoint to the corresponding target
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* breakpoint(s), per context. There can be multiple back-end BPs for a
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* single platform BP in the case of [1] multiple target contexts, and/or
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* [2] thread filtering.
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* Updated when:
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* - We start/stop tracking an execution context
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* - A platform breakpoint is added/removed
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* - A thread filter is applied/removed
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*/
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private Map<IBreakpointsTargetDMContext, Map<IBreakpoint, List<IBreakpointDMContext>>> fBreakpointDMContexts =
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new HashMap<IBreakpointsTargetDMContext, Map<IBreakpoint, List<IBreakpointDMContext>>>();
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/**
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* Due to the very asynchronous nature of DSF, a new breakpoint request can
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* pop up at any time before an ongoing one is completed. The following set
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* is used to store requests until the ongoing operation completes.
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*/
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private Set<IBreakpoint> fPendingRequests = new HashSet<IBreakpoint>();
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/**
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* @see fPendingRequests
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*/
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private Set<IBreakpoint> fPendingBreakpoints = new HashSet<IBreakpoint>();
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///////////////////////////////////////////////////////////////////////////
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// AbstractDsfService
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///////////////////////////////////////////////////////////////////////////
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/**
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* The service constructor
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*
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* @param session
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* @param debugModelId
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*/
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public BreakpointsMediator(DsfSession session, IBreakpointAttributeTranslator attributeTranslator) {
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super(session);
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fAttributeTranslator = attributeTranslator;
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}
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@Override
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public void initialize(final RequestMonitor rm) {
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// - Collect references for the services we interact with
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// - Register to interesting events
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// - Obtain the list of platform breakpoints
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// - Register the service for interested parties
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super.initialize(
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new RequestMonitor(getExecutor(), rm) {
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@Override
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protected void handleOK() {
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doInitialize(rm);
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}});
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}
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/**
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* Asynchronous service initialization
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*
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* @param requestMonitor
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*/
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private void doInitialize(RequestMonitor rm) {
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// Get the services references
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fBreakpoints = getServicesTracker().getService(IBreakpoints.class);
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fBreakpointManager = DebugPlugin.getDefault().getBreakpointManager();
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fAttributeTranslator.initialize(this);
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// Register to the useful events
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fBreakpointManager.addBreakpointListener(this);
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fBreakpointManager.addBreakpointManagerListener( this );
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// Register this service
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register(new String[] { BreakpointsMediator.class.getName() },
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new Hashtable<String, String>());
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rm.done();
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}
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@Override
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public void shutdown(final RequestMonitor rm) {
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// - Un-register the service
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// - Stop listening to events
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// - Remove the breakpoints installed by this service
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//
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// Since we are shutting down, there is no overwhelming need
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// to keep the maps coherent...
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// Stop accepting requests and events
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unregister();
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fBreakpointManager.removeBreakpointListener(this);
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fBreakpointManager.removeBreakpointManagerListener( this );
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fAttributeTranslator.dispose();
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// Cleanup the breakpoints that are still installed by the service.
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// Use a counting monitor which will call mom to complete the shutdown
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// after the breakpoints are un-installed (successfully or not).
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CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), rm) {
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@Override
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protected void handleCompleted() {
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BreakpointsMediator.super.shutdown(rm);
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}
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};
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// We have to make a copy of the fPlatformBPs keys because uninstallBreakpoints()
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// modifies the map as it walks through it.
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List<IBreakpointsTargetDMContext> platformBPKeysCopy = new ArrayList<IBreakpointsTargetDMContext>(fPlatformBPs.size());
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platformBPKeysCopy.addAll(0, fPlatformBPs.keySet());
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for (IBreakpointsTargetDMContext dmc : platformBPKeysCopy) {
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stopTrackingBreakpoints(dmc, countingRm);
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}
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countingRm.setDoneCount(platformBPKeysCopy.size());
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}
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@Override
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protected BundleContext getBundleContext() {
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return DsfDebugPlugin.getBundleContext();
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}
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///////////////////////////////////////////////////////////////////////////
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// IBreakpointsManager
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///////////////////////////////////////////////////////////////////////////
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/**
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* Install and begin tracking breakpoints for given context. The service
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* will keep installing new breakpoints that appear in the IDE for this
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* context until {@link #uninstallBreakpoints(IDMContext)} is called for that
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* context.
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* @param dmc Context to start tracking breakpoints for.
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* @param rm Completion callback.
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*/
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public void startTrackingBreakpoints(IBreakpointsTargetDMContext dmc, final RequestMonitor rm) {
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// - Augment the maps with the new execution context
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// - Install the platform breakpoints on the selected target
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// Validate the context
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final IBreakpointsTargetDMContext breakpointsDmc = DMContexts.getAncestorOfType(dmc, IBreakpointsTargetDMContext.class);
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if (breakpointsDmc == null) {
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rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INTERNAL_ERROR, "Invalid context type", null)); //$NON-NLS-1$
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rm.done();
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return;
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}
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// Make sure a mapping for this execution context does not already exist
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Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(dmc);
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if (platformBPs != null) {
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rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INTERNAL_ERROR, "Context already initialized", null)); //$NON-NLS-1$
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rm.done();
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return;
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}
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// Create entries in the breakpoint tables for the new context. These entries should only
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// be removed when this service stops tracking breakpoints for the given context.
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fPlatformBPs.put(breakpointsDmc, new HashMap<IBreakpoint, List<Map<String, Object>>>());
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fBreakpointDMContexts.put(breakpointsDmc, new HashMap<IBreakpoint, List<IBreakpointDMContext>>());
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// Install the platform breakpoints (stored in fPlatformBPs) on the target.
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// We need to use a background thread for this operation because we are
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// accessing the resources system to retrieve the breakpoint attributes.
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// Accessing the resources system potentially requires using global locks.
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// Also we will be calling IBreakpointAttributeTranslator which is prohibited
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// from being called on the session executor thread.
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new Job("MI Debugger: Install initial breakpoint list.") { //$NON-NLS-1$
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{ setSystem(true); }
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// Get the stored breakpoints from the platform BreakpointManager
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// and install them on the target
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@Override
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protected IStatus run(IProgressMonitor monitor) {
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// Read initial breakpoints from platform. Copy the breakpoint attributes into a local map.
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// Note that we cannot write data into fPlatformBPs table here directly because we are not
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// executing on the dispatch thread.
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final Map<IBreakpoint, List<Map<String, Object>>> initialPlatformBPs =
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new HashMap<IBreakpoint, List<Map<String, Object>>>();
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try {
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// Get the stored breakpoint list from the platform BreakpointManager
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IBreakpoint[] bps = DebugPlugin.getDefault().getBreakpointManager().getBreakpoints();
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// Single out the installable breakpoints...
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for (IBreakpoint bp : bps) {
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if (fAttributeTranslator.supportsBreakpoint(bp)) {
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// Retrieve the breakpoint attributes
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List<Map<String, Object>> attrsArray =
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fAttributeTranslator.getBreakpointAttributes(bp, fBreakpointManager.isEnabled());
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// Store it for now (will be installed on the dispatcher thread)
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initialPlatformBPs.put(bp, attrsArray);
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}
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}
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} catch (CoreException e) {
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IStatus status = new Status(
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IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, REQUEST_FAILED, "Unable to read initial breakpoint attributes", e); //$NON-NLS-1$
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rm.setStatus(status);
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rm.done();
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return status;
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}
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// Submit the runnable to plant the breakpoints on dispatch thread.
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getExecutor().submit(new Runnable() {
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public void run() {
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installInitialBreakpoints(breakpointsDmc, initialPlatformBPs, rm);
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}
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});
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return Status.OK_STATUS;
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}
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}.schedule();
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}
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/**
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* Installs the breakpoints that existed prior to the activation of this
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* breakpoints context.
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*/
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private void installInitialBreakpoints(final IBreakpointsTargetDMContext dmc,
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Map<IBreakpoint, List<Map<String, Object>>> initialPlatformBPs,
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RequestMonitor rm)
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{
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// Retrieve the set of platform breakpoints for this context
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Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(dmc);
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if (platformBPs == null) {
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rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid context", null)); //$NON-NLS-1$
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rm.done();
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return;
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}
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// Install the individual breakpoints on the executor thread
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// Requires a counting monitor to know when we're done
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final CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), rm);
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countingRm.setDoneCount(platformBPs.size());
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for (final IBreakpoint bp : initialPlatformBPs.keySet()) {
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final List<Map<String, Object>> attrs = initialPlatformBPs.get(bp);
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// Upon determining the debuggerPath, the breakpoint is installed
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installBreakpoint(dmc, bp, attrs, new RequestMonitor(getExecutor(), countingRm));
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}
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}
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public void stopTrackingBreakpoints(final IBreakpointsTargetDMContext dmc, final RequestMonitor rm) {
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// - Remove the target breakpoints for the given execution context
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// - Update the maps
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// Remove the breakpoints for given DMC from the internal maps.
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Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(dmc);
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if (platformBPs == null) {
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rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INTERNAL_ERROR, "Breakpoints not installed for given context", null)); //$NON-NLS-1$
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rm.done();
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return;
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}
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// Uninstall the individual breakpoints on the executor thread
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// Requires a counting monitor to know when we're done
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final CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), rm);
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countingRm.setDoneCount(platformBPs.size());
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for (final IBreakpoint bp : platformBPs.keySet()) {
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uninstallBreakpoint(dmc, bp,
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new RequestMonitor(getExecutor(), countingRm) {
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@Override
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protected void handleCompleted() {
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// After the breakpoint is removed from target. Call the attribute
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// translator to refresh breakpoint status based on the new target
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// breakpoint status.
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new Job("Breakpoint status update") { //$NON-NLS-1$
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{ setSystem(true); }
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@Override
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protected IStatus run(IProgressMonitor monitor) {
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fAttributeTranslator.updateBreakpointStatus(bp);
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return Status.OK_STATUS;
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};
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}.schedule();
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countingRm.done();
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}
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});
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}
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}
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///////////////////////////////////////////////////////////////////////////
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// Back-end interface functions
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///////////////////////////////////////////////////////////////////////////
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/**
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* Install a new platform breakpoint on the back-end. A platform breakpoint
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* can resolve into multiple back-end breakpoints when threads are taken
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* into account.
|
||||||
|
*
|
||||||
|
* @param dmc
|
||||||
|
* @param breakpoint
|
||||||
|
* @param attrsList
|
||||||
|
* @param rm
|
||||||
|
*/
|
||||||
|
private void installBreakpoint(IBreakpointsTargetDMContext dmc, final IBreakpoint breakpoint,
|
||||||
|
final List<Map<String, Object>> attrsList, final RequestMonitor rm)
|
||||||
|
{
|
||||||
|
// Retrieve the set of breakpoints for this context
|
||||||
|
final Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(dmc);
|
||||||
|
assert platformBPs != null;
|
||||||
|
|
||||||
|
final Map<IBreakpoint, List<IBreakpointDMContext>> breakpointIDs = fBreakpointDMContexts.get(dmc);
|
||||||
|
assert breakpointIDs != null; // fBreakpointIds should be updated in parallel with fPlatformBPs
|
||||||
|
|
||||||
|
// Ensure the breakpoint is not already installed
|
||||||
|
if (platformBPs.containsKey(breakpoint)) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_STATE, "Breakpoint already installed", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Update the breakpoint status when all back-end breakpoints have been installed
|
||||||
|
final CountingRequestMonitor installRM = new CountingRequestMonitor(getExecutor(), rm) {
|
||||||
|
@Override
|
||||||
|
protected void handleCompleted() {
|
||||||
|
// Store the platform breakpoint
|
||||||
|
platformBPs.put(breakpoint, attrsList);
|
||||||
|
new Job("Breakpoint status update") { //$NON-NLS-1$
|
||||||
|
{ setSystem(true); }
|
||||||
|
@Override
|
||||||
|
protected IStatus run(IProgressMonitor monitor) {
|
||||||
|
fAttributeTranslator.updateBreakpointStatus(breakpoint);
|
||||||
|
return Status.OK_STATUS;
|
||||||
|
};
|
||||||
|
}.schedule();
|
||||||
|
rm.done();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
// A back-end breakpoint needs to be installed for each specified attributes map.
|
||||||
|
installRM.setDoneCount(attrsList.size());
|
||||||
|
|
||||||
|
// Install the back-end breakpoint(s)
|
||||||
|
for (Map<String, Object> attrs : attrsList) {
|
||||||
|
fBreakpoints.insertBreakpoint(
|
||||||
|
dmc, attrs,
|
||||||
|
new DataRequestMonitor<IBreakpointDMContext>(getExecutor(), installRM) {
|
||||||
|
@Override
|
||||||
|
protected void handleCompleted() {
|
||||||
|
if (getStatus().isOK()) {
|
||||||
|
// Add the breakpoint back-end mapping
|
||||||
|
List<IBreakpointDMContext> list = breakpointIDs.get(breakpoint);
|
||||||
|
if (list == null)
|
||||||
|
list = new LinkedList<IBreakpointDMContext>();
|
||||||
|
list.add(getData());
|
||||||
|
breakpointIDs.put(breakpoint, list);
|
||||||
|
}
|
||||||
|
installRM.done();
|
||||||
|
}
|
||||||
|
});
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Un-install an individual breakpoint on the back-end. For one platform
|
||||||
|
* breakpoint, there could be multiple corresponding back-end breakpoints.
|
||||||
|
*
|
||||||
|
* @param dmc
|
||||||
|
* @param breakpoint
|
||||||
|
* @param rm
|
||||||
|
*/
|
||||||
|
private void uninstallBreakpoint(final IBreakpointsTargetDMContext dmc, final IBreakpoint breakpoint,
|
||||||
|
final RequestMonitor rm)
|
||||||
|
{
|
||||||
|
// Remove completion monitor
|
||||||
|
CountingRequestMonitor removeRM = new CountingRequestMonitor(getExecutor(), rm) {
|
||||||
|
@Override
|
||||||
|
protected void handleCompleted() {
|
||||||
|
// Remove the attributes mapping
|
||||||
|
Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(dmc);
|
||||||
|
if (platformBPs == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid context", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
platformBPs.remove(breakpoint);
|
||||||
|
|
||||||
|
// Remove the back-end mapping
|
||||||
|
Map<IBreakpoint, List<IBreakpointDMContext>> breakpointIDs = fBreakpointDMContexts.get(dmc);
|
||||||
|
if (breakpointIDs == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid breakpoint", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
breakpointIDs.get(breakpoint).clear();
|
||||||
|
breakpointIDs.remove(breakpoint);
|
||||||
|
|
||||||
|
// Update breakpoint status
|
||||||
|
new Job("Breakpoint status update") { //$NON-NLS-1$
|
||||||
|
{ setSystem(true); }
|
||||||
|
@Override
|
||||||
|
protected IStatus run(IProgressMonitor monitor) {
|
||||||
|
fAttributeTranslator.updateBreakpointStatus(breakpoint);
|
||||||
|
return Status.OK_STATUS;
|
||||||
|
};
|
||||||
|
}.schedule();
|
||||||
|
|
||||||
|
rm.done();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
// Remove the back-end breakpoints
|
||||||
|
Map<IBreakpoint, List<IBreakpointDMContext>> breakpointIDs = fBreakpointDMContexts.get(dmc);
|
||||||
|
if (breakpointIDs == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid breakpoint", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
List<IBreakpointDMContext> list = breakpointIDs.get(breakpoint);
|
||||||
|
int count = 0;
|
||||||
|
if (list != null) {
|
||||||
|
for (IBreakpointDMContext bp : list) {
|
||||||
|
fBreakpoints.removeBreakpoint(bp, removeRM);
|
||||||
|
}
|
||||||
|
count = list.size();
|
||||||
|
}
|
||||||
|
removeRM.setDoneCount(count);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Modify an individual breakpoint
|
||||||
|
*
|
||||||
|
* @param context
|
||||||
|
* @param breakpoint
|
||||||
|
* @param attributes
|
||||||
|
* @param rm
|
||||||
|
* @throws CoreException
|
||||||
|
*/
|
||||||
|
private void modifyBreakpoint(final IBreakpointsTargetDMContext context, final IBreakpoint breakpoint,
|
||||||
|
final List<Map<String, Object>> newAttrsList0, final IMarkerDelta oldValues, final RequestMonitor rm)
|
||||||
|
{
|
||||||
|
// Get the maps
|
||||||
|
final Map<IBreakpoint, List<Map<String, Object>>> platformBPs = fPlatformBPs.get(context);
|
||||||
|
final Map<IBreakpoint, List<IBreakpointDMContext>> breakpointIDs = fBreakpointDMContexts.get(context);
|
||||||
|
if (platformBPs == null || breakpointIDs == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid context", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Get the original breakpoint attributes
|
||||||
|
final List<Map<String, Object>> oldAttrsList0 = platformBPs.get(breakpoint);
|
||||||
|
if (oldAttrsList0 == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid breakpoint", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Get the list of corresponding back-end breakpoints
|
||||||
|
final List<IBreakpointDMContext> oldBpContexts = new ArrayList<IBreakpointDMContext>(breakpointIDs.get(breakpoint));
|
||||||
|
if (oldBpContexts == null) {
|
||||||
|
rm.setStatus(new Status(IStatus.ERROR, DsfDebugPlugin.PLUGIN_ID, INVALID_HANDLE, "Invalid breakpoint", null)); //$NON-NLS-1$
|
||||||
|
rm.done();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
List<Map<String, Object>> commonAttrsList = getCommonAttributeMaps(newAttrsList0, oldAttrsList0);
|
||||||
|
final List<IBreakpointDMContext> newBpContexts = new ArrayList<IBreakpointDMContext>(commonAttrsList.size());
|
||||||
|
|
||||||
|
List<Map<String, Object>> newAttrsList = new ArrayList<Map<String, Object>>(newAttrsList0);
|
||||||
|
newAttrsList.removeAll(commonAttrsList);
|
||||||
|
|
||||||
|
List<Map<String, Object>> oldAttrsList = new ArrayList<Map<String, Object>>(oldAttrsList0);
|
||||||
|
for (int i = 0; i < oldAttrsList.size(); i++) {
|
||||||
|
if (commonAttrsList.contains(oldAttrsList.get(i))) {
|
||||||
|
newBpContexts.add(oldBpContexts.remove(i));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
final List<Map<String, Object>> attrDeltasArray = getAttributesDeltas(oldAttrsList, newAttrsList);
|
||||||
|
|
||||||
|
final CountingRequestMonitor countingRM = new CountingRequestMonitor(getExecutor(), rm) {
|
||||||
|
@Override
|
||||||
|
protected void handleCompleted() {
|
||||||
|
breakpointIDs.put(breakpoint, newBpContexts);
|
||||||
|
// Update breakpoint status
|
||||||
|
new Job("Breakpoint status update") { //$NON-NLS-1$
|
||||||
|
{ setSystem(true); }
|
||||||
|
@Override
|
||||||
|
protected IStatus run(IProgressMonitor monitor) {
|
||||||
|
fAttributeTranslator.updateBreakpointStatus(breakpoint);
|
||||||
|
return Status.OK_STATUS;
|
||||||
|
};
|
||||||
|
}.schedule();
|
||||||
|
|
||||||
|
super.handleCompleted();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
countingRM.setDoneCount(attrDeltasArray.size());
|
||||||
|
|
||||||
|
for (int i = 0; i < attrDeltasArray.size(); i++) {
|
||||||
|
if (attrDeltasArray.get(i) == null) {
|
||||||
|
fBreakpoints.removeBreakpoint(oldBpContexts.get(i), countingRM);
|
||||||
|
} else if ( i >= oldBpContexts.size()) {
|
||||||
|
final Map<String, Object> attrs = newAttrsList.get(i);
|
||||||
|
fBreakpoints.insertBreakpoint(
|
||||||
|
context, attrs,
|
||||||
|
new DataRequestMonitor<IBreakpointDMContext>(getExecutor(), countingRM) {
|
||||||
|
@Override
|
||||||
|
protected void handleOK() {
|
||||||
|
newBpContexts.add(getData());
|
||||||
|
countingRM.done();
|
||||||
|
}
|
||||||
|
});
|
||||||
|
} else if ( !fAttributeTranslator.canUpdateAttributes(oldBpContexts.get(i), attrDeltasArray.get(i)) ) {
|
||||||
|
final Map<String, Object> attrs = newAttrsList.get(i);
|
||||||
|
fBreakpoints.removeBreakpoint(
|
||||||
|
oldBpContexts.get(i),
|
||||||
|
new RequestMonitor(getExecutor(), countingRM) {
|
||||||
|
@Override
|
||||||
|
protected void handleOK() {
|
||||||
|
fBreakpoints.insertBreakpoint(
|
||||||
|
context, attrs,
|
||||||
|
new DataRequestMonitor<IBreakpointDMContext>(getExecutor(), countingRM) {
|
||||||
|
@Override
|
||||||
|
protected void handleOK() {
|
||||||
|
newBpContexts.add(getData());
|
||||||
|
countingRM.done();
|
||||||
|
}
|
||||||
|
});
|
||||||
|
}
|
||||||
|
});
|
||||||
|
} else {
|
||||||
|
final IBreakpointDMContext bpCtx = oldBpContexts.get(i);
|
||||||
|
fBreakpoints.updateBreakpoint(
|
||||||
|
oldBpContexts.get(i), attrDeltasArray.get(i),
|
||||||
|
new RequestMonitor(getExecutor(), countingRM) {
|
||||||
|
@Override
|
||||||
|
protected void handleOK() {
|
||||||
|
newBpContexts.add(bpCtx);
|
||||||
|
countingRM.done();
|
||||||
|
}
|
||||||
|
});
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private List<Map<String, Object>> getCommonAttributeMaps(List<Map<String, Object>> array1, List<Map<String, Object>> array2)
|
||||||
|
{
|
||||||
|
List<Map<String, Object>> intersection = new LinkedList<Map<String, Object>>();
|
||||||
|
List<Map<String, Object>> list2 = new ArrayList<Map<String, Object>>(array1);
|
||||||
|
for (Map<String, Object> array1Map : array1) {
|
||||||
|
if (list2.remove(array1Map)) {
|
||||||
|
intersection.add(array1Map);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return intersection;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Determine the set of modified attributes
|
||||||
|
*
|
||||||
|
* @param oldAttributes
|
||||||
|
* @param newAttributes
|
||||||
|
* @return
|
||||||
|
*/
|
||||||
|
private List<Map<String, Object>> getAttributesDeltas(List<Map<String, Object>> oldAttributesList, List<Map<String, Object>> newAttributesList) {
|
||||||
|
List<Map<String, Object>> deltas = new ArrayList<Map<String, Object>>(oldAttributesList.size());
|
||||||
|
|
||||||
|
// Go through the bp attributes common to the old and the new lists and calculate
|
||||||
|
// their deltas.
|
||||||
|
for (int i = 0; i < oldAttributesList.size() && i < newAttributesList.size(); i++) {
|
||||||
|
Map<String, Object> oldAttributes = oldAttributesList.get(i);
|
||||||
|
Map<String, Object> newAttributes = newAttributesList.get(i);
|
||||||
|
|
||||||
|
Map<String, Object> delta = new HashMap<String, Object>();
|
||||||
|
|
||||||
|
Set<String> oldKeySet = oldAttributes.keySet();
|
||||||
|
Set<String> newKeySet = newAttributes.keySet();
|
||||||
|
|
||||||
|
Set<String> commonKeys = new HashSet<String>(newKeySet); commonKeys.retainAll(oldKeySet);
|
||||||
|
Set<String> addedKeys = new HashSet<String>(newKeySet); addedKeys.removeAll(oldKeySet);
|
||||||
|
Set<String> removedKeys = new HashSet<String>(oldKeySet); removedKeys.removeAll(newKeySet);
|
||||||
|
|
||||||
|
// Add the modified attributes
|
||||||
|
for (String key : commonKeys) {
|
||||||
|
if (!(oldAttributes.get(key).equals(newAttributes.get(key))))
|
||||||
|
delta.put(key, newAttributes.get(key));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Add the new attributes
|
||||||
|
for (String key : addedKeys) {
|
||||||
|
delta.put(key, newAttributes.get(key));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Remove the deleted attributes
|
||||||
|
for (String key : removedKeys) {
|
||||||
|
delta.put(key, null);
|
||||||
|
}
|
||||||
|
deltas.add(delta);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Add all the new attributes as deltas
|
||||||
|
for (int i = deltas.size(); i < newAttributesList.size(); i++) {
|
||||||
|
deltas.add(newAttributesList.get(i));
|
||||||
|
}
|
||||||
|
|
||||||
|
// For any old attribute Maps that were removed, insert a null value in the deltas list.
|
||||||
|
for (int i = deltas.size(); i < oldAttributesList.size(); i++) {
|
||||||
|
deltas.add(null);
|
||||||
|
}
|
||||||
|
|
||||||
|
return deltas;
|
||||||
|
}
|
||||||
|
|
||||||
|
///////////////////////////////////////////////////////////////////////////
|
||||||
|
// IBreakpointManagerListener implementation
|
||||||
|
///////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
public void breakpointManagerEnablementChanged(boolean enabled) {
|
||||||
|
for (IBreakpoint breakpoint : fBreakpointManager.getBreakpoints()) {
|
||||||
|
breakpointChanged(breakpoint, null);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@ThreadSafe
|
||||||
|
public void breakpointAdded(final IBreakpoint breakpoint) {
|
||||||
|
if (fAttributeTranslator.supportsBreakpoint(breakpoint)) {
|
||||||
|
try {
|
||||||
|
// Retrieve the breakpoint attributes
|
||||||
|
final List<Map<String, Object>> attrsArray =
|
||||||
|
fAttributeTranslator.getBreakpointAttributes(breakpoint, fBreakpointManager.isEnabled());
|
||||||
|
|
||||||
|
getExecutor().execute(new DsfRunnable() {
|
||||||
|
public void run() {
|
||||||
|
//TODO pp: need to track pending requests
|
||||||
|
|
||||||
|
final CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), null) {
|
||||||
|
@Override
|
||||||
|
protected void handleError() {
|
||||||
|
if (getStatus().getSeverity() == IStatus.ERROR) {
|
||||||
|
DsfDebugPlugin.getDefault().getLog().log(getStatus());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
countingRm.setDoneCount(fPlatformBPs.size());
|
||||||
|
|
||||||
|
// Install the breakpoint in all the execution contexts
|
||||||
|
for (final IBreakpointsTargetDMContext dmc : fPlatformBPs.keySet()) {
|
||||||
|
installBreakpoint(dmc, breakpoint, attrsArray, new RequestMonitor(getExecutor(), countingRm));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
});
|
||||||
|
} catch (CoreException e) {
|
||||||
|
DsfDebugPlugin.getDefault().getLog().log(e.getStatus());
|
||||||
|
} catch (RejectedExecutionException e) {
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
///////////////////////////////////////////////////////////////////////////
|
||||||
|
// IBreakpointListener implementation
|
||||||
|
///////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
public void breakpointChanged(final IBreakpoint breakpoint, final IMarkerDelta delta) {
|
||||||
|
if (fAttributeTranslator.supportsBreakpoint(breakpoint)) {
|
||||||
|
try {
|
||||||
|
// Retrieve the breakpoint attributes
|
||||||
|
final List<Map<String, Object>> attrsArray =
|
||||||
|
fAttributeTranslator.getBreakpointAttributes(breakpoint, fBreakpointManager.isEnabled());
|
||||||
|
|
||||||
|
// Modify the breakpoint in all the target contexts
|
||||||
|
getExecutor().execute( new DsfRunnable() {
|
||||||
|
public void run() {
|
||||||
|
|
||||||
|
// If the breakpoint is currently being updated, queue the request and exit
|
||||||
|
if (fPendingRequests.contains(breakpoint)) {
|
||||||
|
fPendingBreakpoints.add(breakpoint);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Keep track of the updates
|
||||||
|
final CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), null) {
|
||||||
|
@Override
|
||||||
|
protected void handleCompleted() {
|
||||||
|
|
||||||
|
if (!getStatus().isOK()) {
|
||||||
|
if (getStatus().getSeverity() == IStatus.ERROR) {
|
||||||
|
DsfDebugPlugin.getDefault().getLog().log(getStatus());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Indicate that the pending request has completed
|
||||||
|
fPendingRequests.remove(breakpoint);
|
||||||
|
|
||||||
|
// Process the next pending update for this breakpoint
|
||||||
|
if (fPendingBreakpoints.contains(breakpoint)) {
|
||||||
|
fPendingBreakpoints.remove(breakpoint);
|
||||||
|
new Job("Deferred breakpoint changed job") { //$NON-NLS-1$
|
||||||
|
{ setSystem(true); }
|
||||||
|
@Override
|
||||||
|
protected IStatus run(IProgressMonitor monitor) {
|
||||||
|
breakpointChanged(breakpoint, delta);
|
||||||
|
return Status.OK_STATUS;
|
||||||
|
};
|
||||||
|
}.schedule();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
countingRm.setDoneCount(fPlatformBPs.size());
|
||||||
|
|
||||||
|
// Mark the breakpoint as being updated and go
|
||||||
|
fPendingRequests.add(breakpoint);
|
||||||
|
|
||||||
|
// Modify the breakpoint in all the execution contexts
|
||||||
|
for (final IBreakpointsTargetDMContext dmc : fPlatformBPs.keySet()) {
|
||||||
|
modifyBreakpoint(dmc, breakpoint, attrsArray, delta, new RequestMonitor(getExecutor(), countingRm));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
});
|
||||||
|
} catch (CoreException e) {
|
||||||
|
DsfDebugPlugin.getDefault().getLog().log(e.getStatus());
|
||||||
|
} catch (RejectedExecutionException e) {
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
public void breakpointRemoved(final IBreakpoint breakpoint, IMarkerDelta delta) {
|
||||||
|
|
||||||
|
if (fAttributeTranslator.supportsBreakpoint(breakpoint)) {
|
||||||
|
try {
|
||||||
|
getExecutor().execute(new DsfRunnable() {
|
||||||
|
public void run() {
|
||||||
|
//TODO pp: need to track pending requests
|
||||||
|
|
||||||
|
CountingRequestMonitor countingRm = new CountingRequestMonitor(getExecutor(), null) {
|
||||||
|
@Override
|
||||||
|
protected void handleError() {
|
||||||
|
if (getStatus().getSeverity() == IStatus.ERROR) {
|
||||||
|
DsfDebugPlugin.getDefault().getLog().log(getStatus());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
countingRm.setDoneCount(fPlatformBPs.size());
|
||||||
|
|
||||||
|
// Remove the breakpoint in all the execution contexts
|
||||||
|
for (IBreakpointsTargetDMContext dmc : fPlatformBPs.keySet()) {
|
||||||
|
if (fPlatformBPs.get(dmc).remove(breakpoint) != null) {
|
||||||
|
uninstallBreakpoint(dmc, breakpoint, countingRm);
|
||||||
|
} else {
|
||||||
|
// Breakpoint not installed for given context, do nothing.
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
});
|
||||||
|
} catch (RejectedExecutionException e) {
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,36 @@
|
||||||
|
/*******************************************************************************
|
||||||
|
* Copyright (c) 2008 Wind River Systems and others.
|
||||||
|
* All rights reserved. This program and the accompanying materials
|
||||||
|
* are made available under the terms of the Eclipse Public License v1.0
|
||||||
|
* which accompanies this distribution, and is available at
|
||||||
|
* http://www.eclipse.org/legal/epl-v10.html
|
||||||
|
*
|
||||||
|
* Contributors:
|
||||||
|
* Wind River Systems - initial API and implementation
|
||||||
|
*******************************************************************************/
|
||||||
|
package org.eclipse.dd.dsf.debug.service;
|
||||||
|
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
|
||||||
|
import org.eclipse.core.runtime.CoreException;
|
||||||
|
import org.eclipse.dd.dsf.concurrent.ThreadSafeAndProhibitedFromDsfExecutor;
|
||||||
|
import org.eclipse.dd.dsf.debug.service.IBreakpoints.IBreakpointDMContext;
|
||||||
|
import org.eclipse.debug.core.model.IBreakpoint;
|
||||||
|
|
||||||
|
|
||||||
|
@ThreadSafeAndProhibitedFromDsfExecutor("")
|
||||||
|
public interface IBreakpointAttributeTranslator {
|
||||||
|
|
||||||
|
public void initialize(BreakpointsMediator mediator);
|
||||||
|
|
||||||
|
public void dispose();
|
||||||
|
|
||||||
|
public List<Map<String, Object>> getBreakpointAttributes(IBreakpoint breakpoint, boolean bpManagerEnabled) throws CoreException;
|
||||||
|
|
||||||
|
public boolean canUpdateAttributes(IBreakpointDMContext bp, Map<String, Object> delta);
|
||||||
|
|
||||||
|
public boolean supportsBreakpoint(IBreakpoint bp);
|
||||||
|
|
||||||
|
public void updateBreakpointStatus(IBreakpoint bp);
|
||||||
|
}
|
||||||
|
|
@ -1,43 +0,0 @@
|
||||||
/*******************************************************************************
|
|
||||||
* Copyright (c) 2006 Wind River Systems and others.
|
|
||||||
* All rights reserved. This program and the accompanying materials
|
|
||||||
* are made available under the terms of the Eclipse Public License v1.0
|
|
||||||
* which accompanies this distribution, and is available at
|
|
||||||
* http://www.eclipse.org/legal/epl-v10.html
|
|
||||||
*
|
|
||||||
* Contributors:
|
|
||||||
* Wind River Systems - initial API and implementation
|
|
||||||
*******************************************************************************/
|
|
||||||
package org.eclipse.dd.dsf.debug.service;
|
|
||||||
|
|
||||||
import org.eclipse.dd.dsf.concurrent.RequestMonitor;
|
|
||||||
import org.eclipse.dd.dsf.datamodel.IDMContext;
|
|
||||||
import org.eclipse.dd.dsf.debug.service.IBreakpoints.IBreakpointsTargetDMContext;
|
|
||||||
import org.eclipse.dd.dsf.service.IDsfService;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Breakpoint service interface. The breakpoint service tracks platform breakpoint
|
|
||||||
* objects, and based on those, it manages breakpoints in the debugger back end.
|
|
||||||
* The purpose of the service model interface is to allow UI clients to display
|
|
||||||
* breakpoint status in more detail and more dynamically than it it possible with
|
|
||||||
* just the marker-based breakpoint object.
|
|
||||||
*/
|
|
||||||
public interface IBreakpointsManager extends IDsfService {
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Install and begin tracking breakpoints for given context. The service
|
|
||||||
* will keep installing new breakpoints that appear in the IDE for this
|
|
||||||
* context until {@link #uninstallBreakpoints(IDMContext)} is called for that
|
|
||||||
* context.
|
|
||||||
* @param dmc Context to start tracking breakpoints for.
|
|
||||||
* @param rm Completion callback.
|
|
||||||
*/
|
|
||||||
public void startTrackingBreakpoints(IBreakpointsTargetDMContext dmc, RequestMonitor rm);
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Uninstall and stop tracking breakpoints for the given context.
|
|
||||||
* @param dmc Context to start tracking breakpoints for.
|
|
||||||
* @param rm Completion callback.
|
|
||||||
*/
|
|
||||||
public void stopTrackingBreakpoints(IBreakpointsTargetDMContext dmc, RequestMonitor rm);
|
|
||||||
}
|
|
||||||
Loading…
Add table
Reference in a new issue